大约有 46,000 项符合查询结果（耗时：0.0541秒） [XML]
Trigger a button click with JavaScript on the Enter key in a text box
...put id="pw" type="password"><br>
<button id="myButton">Submit</button>
Or in plain JavaScript, the following would work:
document.getElementById("id_of_textbox")
.addEventListener("keyup", function(event) {
event.preventDefault();
if (event.keyCode === 13) {...
How to do a https request with bad certificate?
...
Security note: Disabling security checks is dangerous and should be avoided
You can disable security checks globally for all requests of the default client:
package main
import (
"fmt"
"net/http"
"crypto/tls"
)
fun...
Check for internet connection availability in Swift
...
As mentioned in the comments, although its possible to use Objective-C libraries in Swift, I wanted a more pure Swift solution. The existing Apple Reachability class and other third party libraries seemed to be too complicated for me to translate to Swift. I Googl...
How can I get useful error messages in PHP?
Quite often I will try and run a PHP script and just get a blank screen back. No error message; just an empty screen. The cause might have been a simple syntax error (wrong bracket, missing semicolon), or a failed function call, or something else entirely.
...
What is the best method of handling currency/money?
... migration, do something like this:
# precision is the total number of digits
# scale is the number of digits to the right of the decimal point
add_column :items, :price, :decimal, :precision => 8, :scale => 2
In Rails, the :decimal type is returned as BigDecimal, which is great for price c...
How to create abstract properties in python abstract classes
...e, I create a base abstract class Base . I want all the classes that inherit from Base to provide the name property, so I made this property an @abstractmethod .
...
How to close tag properly?
...
It is correct that <img /> is valid in [X]HTML/XML, though the use of XHTML is very rare nowadays and if your server is serving the pages as text/html all you have to worry about is writing valid HTML. The odds to have ...
How can I redirect HTTP requests made from an iPad?
Since on an iPad we cannot edit the hosts file (without jailbreaking), how can we arbitrarily redirect web traffic to another url?
...
Disable developer mode extensions pop up in Chrome
...emplates here
Copy [zip]\windows\admx\chrome.admx to c:\windows\policydefinitions
Copy [zip]\windows\admx\[yourlanguage]\chrome.adml to c:\windows\policydefinitions\[yourlanguage]\chrome.adml (not c:\windows\[yourlanguage])
In Chrome, go to the Extensions page: chrome://extensions
Check Developer...
PostgreSQL create table if not exists
In a MySQL script you can write:
6 Answers
6
...